大国总是在寻找机会以牺牲对手为代价来获得权力，并主导体系。
The great powers are always searching for opportunities to gain power at the expense of rivals, and to dominate the system.
The most important skill in mathematics is the ability to think clearly.
In computational complexity, we are not just dealing with the limits of what we can compute, but also with the limits of what we can prove.
The only thing that stands between you and your dream is the will to try and the belief that it is actually possible.
我非常爱花，以至于我想亲吻它们，但我知道如果我这样做，它们会枯萎死亡。
We are committed to reducing our carbon footprint while continuing to deliver the energy the world needs.